Four years ago I moved from Android to iOS, and typing in my language (Estonian) instantly got worse. The stock keyboard had no swipe typing and no real suggestions, and its long-press accents were stuffed with letters Estonian never uses while missing the symbols I actually typed daily. SwiftKey existed on iOS, but as a shadow of its Android version, and every few months an update would leave it crashing on launch. There was a second itch: keyboards see everything you type, and researchers ha...